[Event "Mar del Plata International-20"]
[Site "Mar del Plata"]
[Date "1957.03.16"]
[Round "2"]
[White "Casas, Fernando"]
[Black "Ader Hausman, Walter"]
[Result "1-0"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 Nd7 8. Qc2 Bd6 9. Be2 O-O 10. O-O Qe7 11. e4 dxc4 12. e5 Bc7 13. Rfe1 c5 14. Bxc4 cxd4 15. Nb5 Bb6 16. Rad1 a6 17. Nbxd4 Rd8 18. Nxe6 fxe6 19. Rd6 Bxf2+ 20. Qxf2 Nf8 21. Qb6 Re8 22. Red1 Bd7 23. Qxb7 Reb8 24. Qe4 Bb5 25. Bb3 Re8 26. a4 Qa7+ 27. Kh1 Bd7 28. Bc2 Rac8 29. Nh4 Qc5 30. R1d2 Bc6 31. Qe1 Qb4 32. R6d4 Qb7 33. h3 Bd5 34. b4 Rc3 35. Kh2 Qc7 36. Bd1 Nd7 37. Ng6 Nb6 38. Nf4 Ra3 39. a5 Nc4 40. Re2 Qa7 41. Qg1 Qb8 42. Nxd5 exd5 43. Rxd5 Qxb4 44. Qd4 Qc3 45. Qxc3 Rxc3 46. Rc5 Kh8 47. e6 Re7 48. Re4 1-0